Coral Reefs Peterson, Science
Coral Reefs • In General • Made from coral larva polyps attaching to a solid surface, reproducing, and leaving an exoskeleton.
Coral Reefs • They are like other cnidarians in these ways: • Live in salt water • Carnivores • Polyp shaped body with tentacles • Use chemicals for defense • Reproduce asexually and sexually
Coral Reefs • Some other facts include: • Delicate • Can’t live in temperatures below 70F. • Will die if water levels rise too high for light to reach them. • Can be very old: some are 100 million years old
Coral Reefs • The Great Barrier Reef • Largest coral reef in the world • Off the coast of Australia • Over 1,250 miles (2,000 km) long • Largest structure ever built by living creatures
Coral Reef • Matter and Energy in an Ecosystem • Indiana Science pg 208-213